The Hotone Vulcan Five-O is a 5W Class AB Guitar Amplifier Head. It captures the main tonal characteristics of legendary Peavey 5150 amp. With 3-band EQ and Gain/Volume control you're set for classic rock on the stage or at home. It has FX LOOP for using external effects. The headphone output jack is very convenient for practicing and recording. The Aux In jack can let you play with an external music player. 18V DC power supply adapter included. Dimensions 128mm (W) x 75mm (D) x 59.5mm (H), weight 440g.